Home / 105,192,823.80-157,714,586.10-40,471,620.60

Finding the Fourth Proportional to 105,192,823.80, 157,714,586.10 and 40,471,620.60

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Solution

The fourth proportional to 105,192,823.80, 157,714,586.10 and 40,471,620.60 is: 60,678,710.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,192,823.80 : 157,714,586.10 = 40,471,620.60 : x
  2. Step 2: Convert to fraction form
    105,192,823.80/157,714,586.10 = 40,471,620.60/x
  3. Step 3: Cross multiply
    105,192,823.80x = 157,714,586.10 × 40,471,620.60
  4. Step 4: Simplify right side
    105,192,823.80x = 6,382,964,891,725,234
  5. Step 5: Solve for x
    x = 6,382,964,891,725,234/105,192,823.80
  6. Step 6: Final answer
    x = 60,678,710.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.